Changes with nginx 1.4.6 04 Mar 2014
*) Bugfix: the "client_max_body_size" directive might not work when
reading a request body using chunked transfer encoding; the bug had
appeared in 1.3.9.
Thanks to Lucas Molas.
*) Bugfix: a segmentation fault might occur in a worker process when
proxying WebSocket connections.
--
Maxim Dounin
http://nginx.org/en/donation.html